Finding the Fourth Proportional to 11,069,028.20, 16,610,540.70 and 6,520,068.20
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Solution
The fourth proportional to 11,069,028.20, 16,610,540.70 and 6,520,068.20 is: 9,784,224.62
Step by Step Solution
- Step 1: Write the proportion equation
11,069,028.20 : 16,610,540.70 = 6,520,068.20 : x - Step 2: Convert to fraction form
11,069,028.20/16,610,540.70 = 6,520,068.20/x - Step 3: Cross multiply
11,069,028.20x = 16,610,540.70 × 6,520,068.20 - Step 4: Simplify right side
11,069,028.20x = 108,301,858,202,875.73 - Step 5: Solve for x
x = 108,301,858,202,875.73/11,069,028.20 - Step 6: Final answer
x = 9,784,224.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.